21.   McNair, who battled turf toe on his left foot all week, delivered the knockout blow in the fourth quarter.

22.   Only a few knockout blows were needed to finish him.

23.   Realizing he was in trouble, Briggs went for several knockout blows but failed to land them.

24.   Plus, I never suffered an actual knockout blow.

25.   Purdue was resilient but did not have enough left to counterpunch for a knockout blow.

26.   Such steps may fall short of a knockout blow to the Taliban.

27.   The bad guy unleashes a flurry of blows, backing our hero into the corner, only to have the Mariners turn the tables and deliver the knockout blow.

28.   The failure to get matching funds and qualify for debates will almost certainly be a knockout blow.

29.   The Rangers gained a split decision at Yankee Stadium, but despite the best efforts of Juan Gonzalez could not deliver a staggering knockout blow.

30.   The squat Tua, capitalizing on a seven-inch height disparity, could get Lewis flummoxed and slip in a knockout blow.